Zhejiang Longyang Doors Industry Co., Ltd. is a professional door manufacturer integrating the design, development, manufacture and sales. Our company occupies an area of 30,000 square meters and we have more than 400 workers, more than 50 professional and technical personnel, high-power multi-hot-pressing machines, omnipotent coating machines, many other advanced equipment and large clean painting workshop to manufacture quality steel armored doors. Our leading products of "longyang" card steel doors are made with advanced manufacturing technology - Seiko Communications, in strict...